Finding the mass of the ice cube
A cube of ice is taken from the freezer at -7.5°C and placed in a 104 g aluminum calorimeter filled with 294 g of water at room temperature of 20°C. The final situation is observed to be all water at 19°C. What was the mass of the ice cube?
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A 85.1 kg base runner begins his slide into second base while moving at a speed of 5.9 m/s. The coefficient of kinetic friction between his clothes and the ground is 0.68. He slides so that he comes to rest just as he reaches the base.
Each cable has a length of = 3.70 . What is the tension in each of the cables? Use 9.80 for the magnitude of the acceleration due to gravity.
A baseball thrown at an angle of 65.0^circ above the horizontal strikes a building 18.0 {rm m} away at a point 7.00 {rm m} above the point from which it is thrown. Ignore air resistance. Find the magnitude of the velocity of the baseball just befo
if the coefficient of friction is 0.3, find the force exerted by the man on the rope, and the work done in dragging the box over a distance of 15m.
A cube of ice is taken from the freezer at -7.5°C and placed in a 104 g aluminum calorimeter filled with 294 g of water at room temperature of 20°C. The final situation is observed to be all water at 19°C. What was the mass of the ice
Consider a too-small space station that consists of a 2.7 m radius rotating sphere. A man standing inside is 1.9 m tall and his feet are at 1 g. What is the acceleration of his head?
A horse canters away from its trainer in a straight line, moving 119 m away in 13 s. It then turns abruptly and gallops halfway back in 4.0 s. Calculate its average speed in m/s.
An elevator car of mass 835 kg falls from rest 3.30 m, hits a buffer spring, and then travels an additional 0.430 m, as it compresses the spring by a maximum of 0.430 m. What is the force constant of the spring?
A uniform soda can of mass 0.136 kg is 12.2 cm tall and filled with 1.26 kg of soda. Then small holes are drilled in the top and bottom (with negligible loss of metal) to drain the soda. What is the height h of the CM of the can and contents (d) I
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult